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  1. K

    Connex 3300hp power output problem

    Hello everyone, I have a 3300hp i told a friend id look at for him *sigh*, he blew it up. All other functions on the radio work, but had no output, this has 3 irf520's in it, i replaced all 3, have power back, but there is a low tone 3-400hz if i had to describe it, i can hear without a speaker...